.content {
    margin: 30px auto;
    min-height: 650px;
}

.content>div {
    display: none;
}

.content>div.active {
    display: block;
}

.content>.empty {
    width: 100%;
    height: 650px;
}

.content>.cart>.top {
    height: 40px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    padding-left: 30px;
    background-color: pink;
}

.content>.cart>.top>input {
    width: 20px;
    height: 20px;
    margin-left: 20px;
}

.content>.cart>.center {
    box-sizing: border-box;
    padding: 15px;
}

.content>.cart>.bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
    padding: 0 15px;
    height: 40px;
    background-color: pink;
}

.content>.cart>.center>li {
    display: flex;
    height: 100px;
    border: 1px solid #333;
    justify-content: space-between;
    margin-bottom: 10px;
}

.content>.cart>.center>li>.select {
    width: 100px;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.content>.cart>.center>li>.select>input {
    width: 20px;
    height: 20px;
}

.content>.cart>.center>li>.show {
    width: 100px;
    height: 100px;
}

.content>.cart>.center>li>.title {
    width: 300px;
    box-sizing: border-box;
    padding: 3px;
}

.content>.cart>.center>li>.price,
.content>.cart>.center>li>.subPrice {
    color: red;
    width: 200px;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
}

.content>.cart>.center>li>.number {
    width: 200px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.content>.cart>.center>li>.number>button {
    width: 30px;
    height: 30px;
}

.content>.cart>.center>li>.number>input {
    width: 50px;
    border: none;
    margin: 0 10px;
    text-align: center;
}

.content>.cart>.center>li>.del {
    flex: 1;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}